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    From
    SubjectRe: question about ramdisk
    Date
    Followup to:  <1089651469.40f2c30d44364@core.ece.northwestern.edu>
    By author: lya755@ece.northwestern.edu
    In newsgroup: linux.dev.kernel
    >
    > Hi all,
    >
    > I am learning linux kernel and have a question about ramdisk. When loading an
    > executable in ramdisk, is the kernel loading the code all at a time to memory
    > and then execute, or is it loading only a page at one time and generating a
    > page fault to fetch another page?
    >
    > Thanks for any comments! Waiting desprately for your help.
    >

    Neither. The code is already in RAM. It's mapped into the process
    address space and run in place.

    -hpa
    -
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